#6166D0#6166D0

#6166D0 is a mid, vivid blue. Relative luminance 0.166; OKLCH L 56.0% C 0.160 H 277.8°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#6166D0
RGB	rgb(97, 102, 208)
HSL	hsl(237, 54%, 60%)
HSV	hsv(237, 53%, 82%)
CMYK	cmyk(53.4%, 51%, 0%, 18.4%)
CIE-LAB	lab(47.75, 27.80, -55.64)
CIE-LCH	lch(47.75, 62.20, 296.54°)
OKLab	oklab(56.04% 0.0219 -0.1589)
OKLCH	oklch(56.04% 0.16 277.8)
XYZ	xyz(21.0627, 16.5969, 61.7559)
Luminance	0.1660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6166D0 #D0CB61

analogous

#619ED0 #6166D0 #9361D0

triadic

#6166D0 #D06166 #66D061

tetradic

#6166D0 #D0619E #D0CB61 #61D093

square

#6166D0 #D0619E #D0CB61 #61D093

split-complementary

#6166D0 #D09361 #9ED061

monochromatic

#2A2E8D #383EBC #6166D0 #9094DE #BFC1EC

Accessibility & contrast

On white

4.86

#6166D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#6166D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6166D0

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6166D0	#FFFFFF	#000000	##FFFFFF
##6166D0	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F76D4

Deuteranopia (green-blind)

#206DCE

Tritanopia (blue-blind)

#2E7E91

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #6166d0;
/* rgb */ color: rgb(97, 102, 208);
/* oklch */ color: oklch(56.0% 0.160 277.8);

Tailwind

colors: {
  custom: {
    50: '#9691df',
    500: '#6166d0',
    950: '#000000',
  },
}

SCSS

$custom: #6166d0;
$custom-light: #9691df;
$custom-dark: #000000;

JSON

{
  "hex": "#6166d0",
  "rgb": {
    "r": 97,
    "g": 102,
    "b": 208
  },
  "hsl": {
    "h": 237.297,
    "s": 54.146,
    "l": 59.804
  },
  "oklch": {
    "l": 0.56044,
    "c": 0.16037,
    "h": 277.8
  },
  "luminance": 0.16598
}

Semantic roles & 50–950 ramp

primary

#6166D0

secondary

#DCDAB1

accent

#D74ADE

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #6166D0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →